Find the shortest distance between the lines whose equations are : `vecr=2hati+3hatj+hatk+lambda(2hati-hatj+3hatk)` and `vecr=7hati+5hatj+6hatk+mu(hati+3hatj+5hatk)`

Find the shortest distance between the lines whose equations are : vecr=hati+2hatj+hatk+lambda(hati-hatj+hatk) and vecr=2hati-hatj-hatk+mu(2hati+hatj+2hatk) .

Find the shortest distance between the lines whose equations are : vecr=(hati-hatj+2hatk)+lambda(2hati-hatj+4hatk) and vecr=(2hati-4hatj+hatk)+mu(3hati+hatj-5hatk) .

Find the shortest distance between the lines whose equations are : vecr=hati+2hatj+hatk+lambda(hati-2hatj+hatk) and vecr=2hati-hatj-hatk+mu(3hati+hatj+2hatk) .

Find the shortest distance between the lines whose equations are : vecr=5hati+3hatj+2hatk+lambda(2hati+hatj-hatk) and vecr=3hati-hatj-2hatk+mu(hati+hatj+2hatk)

Find the shortest distance between the lines whose equations are : vecr=(hati+2hatj+3hatk)+lambda(2hati+3hatj+4hatk) and vecr=(2hati+4hatj+5hatk)+mu(3hati+4hatj+5hatk) .

Find the shortest distance between the lines whose equations are : vecr=(hati-2hatj+3hatk)+lambda(hati+3hatj+4hatk) and vecr=(2hati+hatj+5hatk)+mu(3hati-4hatj-hatk) .

Find the shortest distance between the lines whose equations are : vecr=hati+hatj+lambda(3hati+hatj-2hatk) and vecr=2hati+3hatj-hatk+mu(2hati-hatj+4hatk) .

Find the shortest distance between two lines whose vector equations are : vecr=hati+2hatj+hatk+lambda(hati+hatj+hatk) and vecr=2hati-hatj-hatk+mu(2hati+hatj+2hatk)

Find the shortest distance between the lines whose vector equations are vecr = (hati+2hatj+3hatk) +lambda(hati-3hatj+2hatk) and vecr = 4hati+5hatj+6hatk+mu(2hati+3hatj+hatk)

Find the shortest distance between two lines whose vector equations are : vecr=3hati+8hatj+3hatk+lambda(3hati-hatj+hatk) and vecr=-3hati-7hatj+6hatk+mu(-3hati+2hatj+4hatk)